body {
  font-size: .875rem;
}

.feather {
  width: 16px;
  height: 16px;
  vertical-align: text-bottom;
}

/*
 * Sidebar
 */

.sidebar {
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 100; /* Behind the navbar */
  padding: 0;
  box-shadow: inset -1px 0 0 rgba(0, 0, 0, .1);
}

.sidebar-sticky {
  position: -webkit-sticky;
  position: sticky;
  top: 48px; /* Height of navbar */
  height: calc(100vh - 48px);
  padding-top: .5rem;
  overflow-x: hidden;
  overflow-y: auto; /* Scrollable contents if viewport is shorter than content. */
}

.sidebar .nav-link {
  font-weight: 500;
  color: #333;
}

.sidebar .nav-link .feather {
  margin-right: 4px;
  color: #999;
}

.sidebar .nav-link.active {
  color: #007bff;
}

.sidebar .nav-link:hover .feather,
.sidebar .nav-link.active .feather {
  color: inherit;
}

.sidebar-heading {
  font-size: .75rem;
  text-transform: uppercase;
}

/*
 * Navbar
 */

.navbar-brand {
  padding-top: .75rem;
  padding-bottom: .75rem;
  font-size: 1rem;
  background-color: rgba(0, 0, 0, .25);
  box-shadow: inset -1px 0 0 rgba(0, 0, 0, .25);
}

.navbar .form-control {
  padding: .75rem 1rem;
  border-width: 0;
  border-radius: 0;
}

.form-control-dark {
  color: #fff;
  background-color: rgba(255, 255, 255, .1);
  border-color: rgba(255, 255, 255, .1);
}

.form-control-dark:focus {
  border-color: transparent;
  box-shadow: 0 0 0 3px rgba(255, 255, 255, .25);
}
.navbar-top-links {
  margin-right: 0;
}

.navbar-top-links li {
  display: inline-block;
}

.navbar-top-links li:last-child {
  margin-right: 15px;
}

.navbar-top-links li a {
  padding: 15px;
  min-height: 50px;
}

.navbar-top-links .dropdown-menu li {
  display: block;
}

.navbar-top-links .dropdown-menu li:last-child {
  margin-right: 0;
}

.navbar-top-links .dropdown-menu li a {
  padding: 3px 20px;
  min-height: 0;
}

.navbar-top-links .dropdown-menu li a div {
  white-space: normal;
}

.navbar-top-links .dropdown-messages,
.navbar-top-links .dropdown-tasks,
.navbar-top-links .dropdown-alerts {
  width: 310px;
  min-width: 0;
}

.navbar-top-links .dropdown-messages {
  margin-left: 5px;
}

.navbar-top-links .dropdown-tasks {
  margin-left: -59px;
}

.navbar-top-links .dropdown-alerts {
  margin-left: -123px;
}

.navbar-top-links .dropdown-user {
  right: 0;
  left: auto;
}

.sidebar .sidebar-nav.navbar-collapse {
  padding-right: 0;
  padding-left: 0;
}

.sidebar .sidebar-search {
  padding: 15px;
}

.sidebar ul li {
  border-bottom: 1px solid #e7e7e7;
}

/*
 * Utilities
 */
.dropdown .layui-nav-down{
  position: absolute;
  display: none;
  overflow: hidden;
  /* 绑定动画名字并且设置持续时间 */
  animation-duration: 1.5s;
  margin-top:0;
  border-style:dotted;
  background-color: #eff0f3;
}
.dropdown:hover .layui-nav-down{
  display: block;
}
.dropdown .layui-nav-down{
  animation-fill-mode:forwards ;
}
.dropdown .nav-item{
  color: #fff;
  font-size: 14px;
  display: block;
  animation-fill-mode: forwards;
}

.dropdown .nav-item:hover{
  padding-bottom: 10px;
  border-bottom: 5px solid #b8daff !important;
  text-decoration: none;

}
.layui-nav-down{
  margin-top: 10px;
}
.dropdown .layui-nav-down a{
  color: #2a2929 !important;
}
/*.dropdown .nav-item a.active{
  background: linear-gradient(to left, #7c8ce4, #2196f3) !important;
  color: #fff !important;
  border-color:  #7b4397 !important;
}*/
.dropdown .layui-nav-down a:hover{
  background: linear-gradient(to left, #7c8ce4, #2196f3) !important;
  color: #fff !important;
  border-color: #a4ace0 !important;
  text-decoration: none;
}
.dropdown .server{
  border-bottom: 1px solid #a4ace0;
  margin-left: 10px;
  margin-right: 10px;
}
.border-top { border-top: 1px solid #e5e5e5; }
.border-bottom { border-bottom: 1px solid #e5e5e5; }

